232513251 has 8 divisors (see below), whose sum is σ = 312459264. Its totient is φ = 153788040.

The previous prime is 232513243. The next prime is 232513283. The reversal of 232513251 is 152315232.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 232513251 - 2³ = 232513243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (232513451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304755 + ... + 305516.

It is an arithmetic number, because the mean of its divisors is an integer number (39057408).

Almost surely, 2^232513251 is an apocalyptic number.

232513251 is a deficient number, since it is larger than the sum of its proper divisors (79946013).

232513251 is a wasteful number, since it uses less digits than its factorization.

232513251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610401.

The product of its digits is 1800, while the sum is 24.

The square root of 232513251 is about 15248.3851931934. The cubic root of 232513251 is about 614.9161548727.

Adding to 232513251 its reverse (152315232), we get a palindrome (384828483).

It can be divided in two parts, 2325 and 13251, that added together give a triangular number (15576 = T₁₇₆).

The spelling of 232513251 in words is "two hundred thirty-two million, five hundred thirteen thousand, two hundred fifty-one".